% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for It initially means the same 3 letters

AnswerClue
ISOIt initially means the same
AKAInitials meaning "alias"
TMIInitials meaning "I've heard enough"
TBHInitialism meaning "Frankly ..."
ETAInitials meaning "When will you be here?"
MYOBInitials meaning "Butt out!"
ASAPInitials meaning "right away"
ASAPInitials meaning "Now!"
NSFWInitialism meaning "Be wary of looking at this in the office"
PTDRFrench chatroom initialism that means "broken from laughing" (hidden in CONCEPT DRIVEN)
WINLOSSRECORDSports stat that's a hint to the initials and meanings of 15-, 18- and 36-Across
BADLANDSNational park in South Dakota ... or, parsed differently, a hint to the meanings and initials of 17-, 24-, 39- and 51-Across